Defibrillator



FIG. 1 is a front perspective view of a defibrillator in accordance with the present invention;

FIG. 2 is a front side plan view thereof;

FIG. 3 is a rear side plan view thereof;

FIG. 4 is a right side plan view thereof;

FIG. 5 is a left side plan view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines illustrating portions of the defibrillator form no part of the claimed design. 

CLAIM The ornamental design for a defibrillator, as shown and described. 